Environmental N losses from Chinese and global vegetable production systems

Klaus Butterbach-Bahl, Aarhus University, Aarhus C, Denmark, Waqas Qasim, Justus-Liebig University Giessen, Giessen, Germany, Li Wan, Karlsruhe Institute of Technology, Institute of Meteorology and Climate Research (IMK-IFU), Karlsruhe, Germany, Zhisheng Yao, State Key Laboratory of Atmospheric Boundary Layer Physics and Atmospheric Chemistry, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China and Shan Lin, CAU China Agricultural University, Beijing, China